Portion of a computer screen with transitional graphical user interface



FIG. 1 is a first image in a sequence of the portion of a computerscreen with transitional graphical user interface; and,

FIG. 2 is a second image thereof.

The appearance of the transitional image sequentially transitionsbetween the images shown in FIGS. 1-2, which illustrate the portions ofthe display screen having a common center point. Thelong-dash-short-dash broken lines are drawn to illustrate the portion ofthe computer screen on which the design is displayed, and form no partof the claimed design. The even-dash broken lines show environment andform no part of the claimed design. The process or period in which oneimage transitions to another image forms no part of the claimed design.

CLAIM The ornamental design for a portion of a computer screen withtransitional graphical user interface, as shown and described.